<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	
	<body>
		<script>
			var str = "javascript";
			console.log(str);
			
			var i = 100;
			console.log(i);
			
			var isman = true;
			console.log(isman);
			
			var hobby = ["乒乓球","唱歌","跳舞"]
			console.log(hooby);
			console.log(hobby[0]);
			console.log(hobby[hobby.length-1]);
			
			
		</script>
	</body>
</html>
